Investigators continued to work Monday at the scene of Sunday night’s fatal fire, a home at 546 77th St, in the Bay Ridge neighborhood of Brooklyn.

Joe Jackson for The Wall Street Journal

An elderly Brooklyn woman died Sunday night after a fire started by faulty electrical wiring engulfed her home, officials said.

Kathryn Johnson, who was 89 years old and lived in the borough’s Bay Ridge section, was pronounced dead on arrival at Lutheran Medical Center around 9 p.m., police said. She had suffered smoke inhalation and burns to the body, officials added.